What kinds of treatments have you tried and when were you told your depression was treatment resistant? Usually, medications like
Abilify are used as a supplemental medication,
in addition to an antidepressant one is already taking. The idea is for the Abilify to help the AD work a little bit better. Are you on an AD now, if so, which one, and what's your dose?
If you can share a little bit more about your history, we can advise you a little bit better.